LED, Great! Thanks for the response! The first two items brought no change. Third, when I went to the Settings>General>Reset page, there was no “Reset Network Setting” to hit. That is consistent with the enable WI-FI Calling button being missing. I will try the Reset All tomorrow when I...

This is a Top Level iPhone/Carrier Guru problem. In the upper left corner, I see USCellular bars as well as Wi-Fi bars, however under Settings=>General=>About=>Network I always get “Not Available”. If I am in an area with good USCellular coverage, I can place voice calls just fine, however...